[  508.231549] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  508.242755] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  508.254500] br0: port 1(veth0) entered blocking state
[  508.254573] br0: port 1(veth0) entered disabled state
[  508.254634] veth0: entered allmulticast mode
[  508.254720] veth0: entered promiscuous mode
[  508.266394] br0: port 2(veth1) entered blocking state
[  508.266482] br0: port 2(veth1) entered disabled state
[  508.266549] veth1: entered allmulticast mode
[  508.266648] veth1: entered promiscuous mode
[  508.717080] br0: port 1(veth0) entered blocking state
[  508.717256] br0: port 1(veth0) entered forwarding state
[  508.717379] br0: port 2(veth1) entered blocking state
[  508.717443] br0: port 2(veth1) entered forwarding state
[  510.269140] bond0: (slave veth1): link status definitely up
[  510.269266] bond0: (slave veth1): making interface the new active one
[  510.269363] bond0: active interface up!
[  510.303780] veth1: left allmulticast mode
[  510.303833] veth1: left promiscuous mode
[  510.303882] br0: port 2(veth1) entered disabled state
[  510.304037] veth0: left allmulticast mode
[  510.304072] veth0: left promiscuous mode
[  510.304108] br0: port 1(veth0) entered disabled state
[  510.323374] bond0: (slave veth1): Releasing backup interface
[  510.337345] bond0: (slave veth0): Releasing backup interface